Yayın tarihi için Fen - Edebiyat Fakültesi, Kimya Bölümü, Makale Koleksiyonu listeleme
Toplam kayıt 79, listelenen: 1-20
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Novel C2-symmetric macrocycles bearing diamide-diester groups: Synthesis and enantiomeric recognition for primary alkyl ammonium salts
(American Chemical Society, 2008-03-12)We synthesized a series of novel macrocycles with diamide−diester groups (S,S)-1, (S,S)-2, (S,S)-3, and (R,R)-1, derived from dimethyloxalate and amino alcohols by high dilution technique, and evaluated enantiomeric ... -
Synthesis, structural characterization of new macrocyclic Schiff base derived from 1,6-bis(2-formylphenyl)hexane and 2,6-diaminopyridine and its metal complexes
(Scientific Publishers, 2008-04)A macrocyclic ligand has been synthesized by reaction of 2,6-diaminopyridine and 1,6-bis(2-formylphenyl).hexane. Its complexes with Cu(II), Ni(II), Pb(II), Zn(II), Cd(II) and La(III) have been synthesized by the reaction ... -
Synthesis of some novel pyrimidine derivatives and investigation of their electrochemical behavior
(Wiley-Blackwell, 2010-12-20)2-Iminopyrimidines (1a-e) and 2-thioxopyrimidine (2) were synthesized using the Biginelli three component cyclocondensation reaction of an appropriate β-diketone, arylaldehyde, and guanidine (for 1a-e) or thiourea (for 2). ... -
Determination of Cu contamination in some spring and mineral waters around van by AAS after enrichment of activated carbon
(Medwell, 2011)Some trace metal contamination in water is a major component in the determination of water quality. In order to supply qualify water for health of human being, terrestiral and aquatic animals is very important. Apparently, ... -
Plantago major protective effects on antioxidant status after administration of 7,12-dimethylbenz(a)anthracene in rats
(Asian Pacific Organization for Cancer Prevention, 2011)Aim: The present study was designed to evaluate effects of Plantago major extract on oxidative status in Wistar albino rats administrated 7,12-dimethylbenz(a)anthracene (DMBA). Methods: Rats were divided into three equal ... -
Enantioselevtive compexation of chiral lariat crown ethers and chiral primary alkylamonum perchlorates
(Turkish Journal Chemistry, 2011-02-01)In order to investigate the enantiomeric recognition abilities toward 2 chiral alkylammonium perchlorates (AmI, AmII) by 1 H-NMR titration method in CDCl 3, 4 chiral lariat ethers 8-11 with a (p-methoxyphenoxy) methyl ... -
In vitro antimicrobial and antioxidant activity of ethanol extract of three hypericum and three achillea species from Turkey
(Taylor & Francis, 2011-02-25)The present study was conducted to determine the antimicrobial, antifungal and antioxidant activity of the ethanol extract of Hypericum scabrum L (HSm), Hypericum lysimachioides var. lysimachioides (HL), and Hypericum ... -
Electrooxidation of thiourea and its square-wave voltammetric determination using pencil graphite electrode
(Walter de Gruyter, 2011-04-01)The electrochemical properties of thiourea (TU) were investigated in pH range 2.0-12.0 by cyclic and square-wave voltammetry. The compound was irreversibly oxidized at a pencil graphite electrode in one or two oxidation ... -
Voltammetric behavior of benzo[a]pyrene at boron-doped diamond electrode: A study of its determination by adsorptive transfer stripping voltammetry based on the enhancement effect of anionic surfactant, sodium dodecylsulfate
(Elsevier, 2011-07-15)Benzo[a]pyrene (BaP), a member of the polycyclic aromatic hydrocarbon (PAH) class, is one of the most potent PAH carcinogens. The electrochemical oxidation of BaP was first studied by cyclic voltammetry at the boron-doped ... -
Electrochemical determination of melatonin hormone using a boron-doped diamond electrode
(Elsevier, 2012-01)In this study, a boron-doped diamond electrode was used for the electroanalytical determination of melatonin in the pharmaceutical tablet and urine samples by square-wave voltammetry. Melatonin yielded a well-defined ... -
Protective effect of Hypericum perforatum L. on serum and hair trace elements in rats 7,12-dimethylbenz[a]anthracene-induced oxidative stress
(Elsevier, 2012-02-08)The study was designed to assess the effect of Hypericum perforatum L. (H.P) on serum and hair trace elements and mineral levels, oral administration of 7,12-dimethylbenz[a]anthracene (DMBA) induced oxidative stress in ... -
The effect of Plantago major Linnaeus on serum total sialic acid, lipid-bound sialic acid, some trace elements and minerals after administration of 7,12-dimethylbenz(a)anthracene in rats
(SAGE, 2012-04)The present study was designed to evaluate the effect of Plantago major Linnaeus (PM) extract on serum total sialic acid (TSA), lipid-bound sialic acid (LSA), some trace elements (copper (Cu), zinc (Zn) and iron) and mineral ... -
Asymmetric organocatalytic efficiency of synthesized chiral β-amino alcohols in ring-opening of glycidol with phenols
(Springer Nature, 2012-04-11)A series of novel chiral β-amino alcohols 3-5 and 7-10 were synthesized by regioselective ring opening of epoxides and chiral amines with a straightforward method in high yields (up to 99 %). Kinetic resolution of racemic ... -
Determination of 7,12-dimethylbenz[a]anthracene in orally treated rats by high-performance liquid chromatography and transfer stripping voltammetry
(Bentham, 2012-06)A number of polycyclic aromatic hydrocarbons (PAHs) have been shown to be toxicants, and induce carcinogenic and immunotoxic effects. As a model PAH agent, 7,12-dimethylbenz[a]anthracene (DMBA) was the strongest one tested ... -
Tahmin et–gözle–açıkla yöntemi ile desteklenmiş yansıtıcı düşünmeye dayalı etkinliklerin 7. sınıf öğrencilerinin fen ve teknoloji dersine yönelik tutumlarına etkisi
(Dokuz Eylül Üniversitesi, 2012-12-01)Bu araştırmada Tahmin Et-Gözle-Açıkla stratejisi ile desteklenmiş yansıtıcı düşünmeye dayalı etkinliklerin ilköğretim 7. Sınıf öğrencilerinin fen ve teknoloji dersine yönelik tutumlarına etkisi incelenmiştir. Bu amaca ... -
Influence of yogurt adding on physicochemical and sensorial properties of some lettuce types
(WFL Publisher, 2013)The aim of this study was to investigate the effects of adding yogurt and roasting treatment on some physicochemical, L*, a* and b* colour values and organoleptic acceptability properties of lettuce types. The 10 different ... -
Method validation and simultaneous determination of retinol, retinyl palmitate, β-Carotene, α-Tocopherol and vitamin C in Rat serum treated with 7,12 dimethylbenz[a]anthracene and plantago major L. By high- Performance liquid chromatography using diode-array detection
(Bentham, 2013-02)A new and simple high-performance liquid chromatography method was developed and validated for the simultaneous determination of retinol, retinyl palmitate, β-carotene, α-tocopherol and vitamin C in rat serum treated with ... -
Sınıf öğretmenliği öğrencilerinin ısı ve sıcaklık konularındaki kavram yanılgılarının giderilmesinde tahmin-gözleaçıkla (TGA) yönteminin etkisi
(JASSS, 2013-04)Bu araştırmada, sınıf öğretmenliği öğrencilerinin ısı ve sıcaklık konularındaki kavram yanılgılarının giderilmesine TGA yönteminin etkisi araştırılmıştır. Bu amaca uygun olarak, çalışma ön test-son test kontrol ... -
Determination of trace metal and mineral levels in the tobacco and cigarette samples using by FASS
(Chemical Society of Pakistan, 2013-04)Cigarettes and tobacco products are consumed in large amounts by human beings in the world. Also, tobacco is one of the most important agricultural products in Turkey. The accumulation of heavy metals in tobacco leaves in ... -
Development of a novel amide silica stationary phase for the reversed phase HPLC separation of different classes of phytohormones
(Journals & Books, 2013-05-14)A novel amide-bonded silica stationary phase was prepared starting fromN-Boc-phenylalanine, cyclo-hexylamine and spherical silica gel (4mm, 60 Å). The amide ligand was synthesised with high yield. Theresulting amide bonded ...
